Home / 3,550.95-4,900.67-2,135.10

Finding the Fourth Proportional to 3,550.95, 4,900.67 and 2,135.10

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Solution

The fourth proportional to 3,550.95, 4,900.67 and 2,135.10 is: 2,946.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.95 : 4,900.67 = 2,135.10 : x
  2. Step 2: Convert to fraction form
    3,550.95/4,900.67 = 2,135.10/x
  3. Step 3: Cross multiply
    3,550.95x = 4,900.67 × 2,135.10
  4. Step 4: Simplify right side
    3,550.95x = 10,463,396.01
  5. Step 5: Solve for x
    x = 10,463,396.01/3,550.95
  6. Step 6: Final answer
    x = 2,946.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.